bindbc.opengl.bind.gl15 source code

1 
2 //          Copyright Michael D. Parker 2018.
3 // Distributed under the Boost Software License, Version 1.0.
4 //    (See accompanying file LICENSE_1_0.txt or copy at
5 //          http://www.boost.org/LICENSE_1_0.txt)
6 
7 module bindbc.opengl.bind.gl15;
8 
9 import bindbc.loader : SharedLib;
10 import bindbc.opengl.config,
11        bindbc.opengl.context;
12 import bindbc.opengl.bind.types;
13 
14 public import bindbc.opengl.bind.gl14;
15 
16 enum : uint {
17     GL_BUFFER_SIZE                    = 0x8764,
18     GL_BUFFER_USAGE                   = 0x8765,
19     GL_QUERY_COUNTER_BITS             = 0x8864,
20     GL_CURRENT_QUERY                  = 0x8865,
21     GL_QUERY_RESULT                   = 0x8866,
22     GL_QUERY_RESULT_AVAILABLE         = 0x8867,
23     GL_ARRAY_BUFFER                   = 0x8892,
24     GL_ELEMENT_ARRAY_BUFFER           = 0x8893,
25     GL_ARRAY_BUFFER_BINDING           = 0x8894,
26     GL_ELEMENT_ARRAY_BUFFER_BINDING   = 0x8895,
27     GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING = 0x889F,
28     GL_READ_ONLY                      = 0x88B8,
29     GL_WRITE_ONLY                     = 0x88B9,
30     GL_READ_WRITE                     = 0x88BA,
31     GL_BUFFER_ACCESS                  = 0x88BB,
32     GL_BUFFER_MAPPED                  = 0x88BC,
33     GL_BUFFER_MAP_POINTER             = 0x88BD,
34     GL_STREAM_DRAW                    = 0x88E0,
35     GL_STREAM_READ                    = 0x88E1,
36     GL_STREAM_COPY                    = 0x88E2,
37     GL_STATIC_DRAW                    = 0x88E4,
38     GL_STATIC_READ                    = 0x88E5,
39     GL_STATIC_COPY                    = 0x88E6,
40     GL_DYNAMIC_DRAW                   = 0x88E8,
41     GL_DYNAMIC_READ                   = 0x88E9,
42     GL_DYNAMIC_COPY                   = 0x88EA,
43     GL_SAMPLES_PASSED                 = 0x8914,
44 }
45 
46 extern(System) @nogc nothrow {
47     alias pglGenQueries = void function(GLsizei,GLuint*);
48     alias pglDeleteQueries = void function(GLsizei,const(GLuint)*);
49     alias pglIsQuery = GLboolean function(GLuint);
50     alias pglBeginQuery = void function(GLenum,GLuint);
51     alias pglEndQuery = void function(GLenum);
52     alias pglGetQueryiv = void function(GLenum,GLenum,GLint*);
53     alias pglGetQueryObjectiv = void function(GLuint,GLenum,GLint*);
54     alias pglGetQueryObjectuiv = void function(GLuint,GLenum,GLuint*);
55     alias pglBindBuffer = void function(GLenum,GLuint);
56     alias pglDeleteBuffers = void function(GLsizei,const(GLuint)*);
57     alias pglGenBuffers = void function(GLsizei,GLuint*);
58     alias pglIsBuffer = GLboolean function(GLuint);
59     alias pglBufferData = void function(GLenum,GLsizeiptr,const(GLvoid)*,GLenum);
60     alias pglBufferSubData = void function(GLenum,GLintptr,GLsizeiptr,const(GLvoid)*);
61     alias pglGetBufferSubData = void function(GLenum,GLintptr,GLsizeiptr,GLvoid*);
62     alias pglMapBuffer = GLvoid* function(GLenum,GLenum);
63     alias pglUnmapBuffer = GLboolean function(GLenum);
64     alias pglGetBufferParameteriv = void function(GLenum,GLenum,GLint*);
65     alias pglGetBufferPointerv = void function(GLenum,GLenum,GLvoid*);
66 }
67 
68 __gshared {
69     pglGenQueries glGenQueries;
70     pglDeleteQueries glDeleteQueries;
71     pglIsQuery glIsQuery;
72     pglBeginQuery glBeginQuery;
73     pglEndQuery glEndQuery;
74     pglGetQueryiv glGetQueryiv;
75     pglGetQueryObjectiv glGetQueryObjectiv;
76     pglGetQueryObjectuiv glGetQueryObjectuiv;
77     pglBindBuffer glBindBuffer;
78     pglDeleteBuffers glDeleteBuffers;
79     pglGenBuffers glGenBuffers;
80     pglIsBuffer glIsBuffer;
81     pglBufferData glBufferData;
82     pglBufferSubData glBufferSubData;
83     pglGetBufferSubData glGetBufferSubData;
84     pglMapBuffer glMapBuffer;
85     pglUnmapBuffer glUnmapBuffer;
86     pglGetBufferParameteriv glGetBufferParameteriv;
87     pglGetBufferPointerv glGetBufferPointerv;
88 }
89 
90 package(bindbc.opengl) @nogc nothrow
91 GLSupport loadGL15(SharedLib lib, GLSupport contextVersion)
92 {
93     auto loadedVersion = loadGL14(lib, contextVersion);
94     if(loadedVersion == GLSupport.gl14 && contextVersion > GLSupport.gl14) {
95         lib.bindGLSymbol(cast(void**)&glGenQueries, "glGenQueries");
96         lib.bindGLSymbol(cast(void**)&glDeleteQueries, "glDeleteQueries");
97         lib.bindGLSymbol(cast(void**)&glIsQuery, "glIsQuery");
98         lib.bindGLSymbol(cast(void**)&glBeginQuery, "glBeginQuery");
99         lib.bindGLSymbol(cast(void**)&glEndQuery, "glEndQuery");
100         lib.bindGLSymbol(cast(void**)&glGetQueryiv, "glGetQueryiv");
101         lib.bindGLSymbol(cast(void**)&glGetQueryObjectiv, "glGetQueryObjectiv");
102         lib.bindGLSymbol(cast(void**)&glGetQueryObjectuiv, "glGetQueryObjectuiv");
103         lib.bindGLSymbol(cast(void**)&glBindBuffer, "glBindBuffer");
104         lib.bindGLSymbol(cast(void**)&glDeleteBuffers, "glDeleteBuffers");
105         lib.bindGLSymbol(cast(void**)&glGenBuffers, "glGenBuffers");
106         lib.bindGLSymbol(cast(void**)&glIsBuffer, "glIsBuffer");
107         lib.bindGLSymbol(cast(void**)&glBufferData, "glBufferData");
108         lib.bindGLSymbol(cast(void**)&glBufferSubData, "glBufferSubData");
109         lib.bindGLSymbol(cast(void**)&glGetBufferSubData, "glGetBufferSubData");
110         lib.bindGLSymbol(cast(void**)&glMapBuffer, "glMapBuffer");
111         lib.bindGLSymbol(cast(void**)&glUnmapBuffer, "glUnmapBuffer");
112         lib.bindGLSymbol(cast(void**)&glGetBufferParameteriv, "glGetBufferParameteriv");
113         lib.bindGLSymbol(cast(void**)&glGetBufferPointerv, "glGetBufferPointerv");
114         if(errorCountGL() == 0) loadedVersion = GLSupport.gl15;
115     }
116     return loadedVersion;
117 }